<!DOCTYPE HTML>
<meta charset=utf-8>
<title>Long Animation Frame Timing: popups</title>
<meta name="timeout" content="long">
<body>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/get-host-info.sub.js"></script>
<script src="/common/utils.js"></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script src="resources/utils.js"></script>
<div id="log"></div>
<script>
const host_info = get_host_info();
const { ORIGIN } = host_info;

promise_test(async t => {
    const [executor] = await prepare_exec_popup(t, ORIGIN);
    await expect_no_long_frame(() => executor.execute_script((duration) => {
        const deadline = performance.now() + duration;
        while (performance.now() < deadline) {}
    }, [very_long_frame_duration]), t);
}, 'A long busy wait in a same-origin popup is a not long animation frame');
</script>
</body>
